{
  "service": "PubMed MCP Server",
  "status": "running",
  "version": "1.0.0",
  "transport": "HTTP",
  "endpoints": {
    "mcp": "/mcp",
    "health": "/health"
  },
  "tools_count": 7,
  "api_key_configured": true,
  "rate_limit": "10 req/s (with API key)"
}